Evidence map›Paper›PMID 29964216›Full record

ArticleThe journal of pain2018

Nociceptive and Cognitive Changes in a Murine Model of Polytrauma.

Peyman Sahbaie, Maral Tajerian, Phillip Yang, Karen Amanda Irvine, Ting-Ting Huang, Jian Luo, Tony Wyss-Coray, J David Clark

Open access · greenAbstract read
In one paragraph

Article in The journal of pain, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 23 papers.

0numbers the graph read from it
0cells of the map it votes in
23citing papers in PubMed
1.9field-weighted citation impact, top 14% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

23 citing papers in PubMed, 35 citations in OpenAlex.

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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

8 authors at 2 institutions in 1 country.

Peyman SahbaieDepartment of Anesthesiology, Perioperative and Pain Medicine, Stanford University School of Medicine, Stanford, California; Anesthesiology Service, Veterans Affairs Palo Alto Health Care System, Palo Alto, California. Electronic address: psahbaie@stanford.edu.
Maral TajerianDepartment of Anesthesiology, Perioperative and Pain Medicine, Stanford University School of Medicine, Stanford, California; Anesthesiology Service, Veterans Affairs Palo Alto Health Care System, Palo Alto, California.
Phillip YangDepartment of Neurology and Neurological Sciences, Stanford University School of Medicine, Stanford, California; Geriatrics Research Education and Clinical Center, Veterans Affairs Palo Alto Health Care System, Palo Alto, California.
Karen Amanda IrvineDepartment of Anesthesiology, Perioperative and Pain Medicine, Stanford University School of Medicine, Stanford, California; Anesthesiology Service, Veterans Affairs Palo Alto Health Care System, Palo Alto, California.
Ting-Ting HuangDepartment of Neurology and Neurological Sciences, Stanford University School of Medicine, Stanford, California; Geriatrics Research Education and Clinical Center, Veterans Affairs Palo Alto Health Care System, Palo Alto, California.
Jian LuoDepartment of Neurology and Neurological Sciences, Stanford University School of Medicine, Stanford, California; Center for Tissue Regeneration Repair and Restoration, Veterans Affairs Palo Alto Health Care System, Palo Alto, California.
Tony Wyss-CorayDepartment of Neurology and Neurological Sciences, Stanford University School of Medicine, Stanford, California; Center for Tissue Regeneration Repair and Restoration, Veterans Affairs Palo Alto Health Care System, Palo Alto, California.
J David ClarkDepartment of Anesthesiology, Perioperative and Pain Medicine, Stanford University School of Medicine, Stanford, California; Anesthesiology Service, Veterans Affairs Palo Alto Health Care System, Palo Alto, California.
Stanford University · USVA Palo Alto Health Care System · US

Funding

Traumatic Brain Injury and Endogenous Pain ModulationI01RX001776 · VA · VETERANS ADMIN PALO ALTO HEALTH CARE SYS · PI CLARK, DAVID J. · 2016 to 2025
–
RRD VA I01 RX001776
6 · The paper itself

Abstract

Polytrauma commonly involves concussion (mild traumatic brain injury [mTBI]) and peripheral trauma including limb fractures. Interactions between mTBI and peripheral injuries are poorly understood, both leading to chronic pain and neurobehavioral impairments. To elucidate these interactions, a murine polytrauma model was developed. mTBI alone resulted in similar increased mechanical allodynia in male and female mice. Female fracture and polytrauma groups displayed greater increases in hind paw tactile hypersensitivity for weeks after injury than did the respective male groups. Capsaicin-evoked spontaneous pain behaviors were greater in fracture and polytrauma female mice compared with male mice. The mTBI and polytrauma male mice displayed significant deficits in spatial working memory. All fracture, mTBI, or polytrauma groups had deficits in object recognition memory. Only male mTBI or polytrauma mice showed greater agitation and increased risk-taking behavior in open field testing as well as zero maze tests. Additionally, impaired diffuse noxious inhibitory control was observed in all mTBI and polytrauma mice. The model presented offers clinically relevant features useful for studying persistent pain as well as cognitive and other behavioral changes after TBI including polytrauma. A better understanding of nervous system dysfunction after TBI and polytrauma might help prevent or reduce persistent pain and disability in these patients. PERSPECTIVE: The polytrauma model presented has relevant features of chronic pain and neurobehavioral impairments useful for studying mechanisms involved in their development. This model may have special value in understanding altered descending pain modulation after TBI and polytrauma.

Indexed as

AnimalsBrain ConcussionCognition DisordersDisease Models, AnimalFemaleLocomotionMaleMemory DisordersMiceMice, Inbred C57BLMultiple TraumaRisk-TakingTibial Fracturesdescending inhibitionfracturememorypainTraumatic brain injury

Identifiers

PMID29964216
PMCPMC12811985
OpenAlexW2810188606

What OpenQuestion holds

Textmetadata
LicenceTDM
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.